CN109407413A - Display panel, display device and manufacturing photomask thereof - Google Patents

Display panel, display device and manufacturing photomask thereof Download PDF

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Publication number
CN109407413A
CN109407413A CN201811337203.4A CN201811337203A CN109407413A CN 109407413 A CN109407413 A CN 109407413A CN 201811337203 A CN201811337203 A CN 201811337203A CN 109407413 A CN109407413 A CN 109407413A
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CN
China
Prior art keywords
substrate
display panel
spacer
slot
liquid crystal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201811337203.4A
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Chinese (zh)
Inventor
刘忠念
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HKC Co Ltd
Original Assignee
HKC Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by HKC Co Ltd filed Critical HKC Co Ltd
Priority to CN201811337203.4A priority Critical patent/CN109407413A/en
Priority to US16/349,601 priority patent/US11487145B2/en
Priority to PCT/CN2018/118043 priority patent/WO2020097990A1/en
Publication of CN109407413A publication Critical patent/CN109407413A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/133382Heating or cooling of liquid crystal cells other than for activation, e.g. circuits or arrangements for temperature control, stabilisation or uniform distribution over the cell
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1339Gaskets; Spacers; Sealing of cells
    • G02F1/13394Gaskets; Spacers; Sealing of cells spacers regularly patterned on the cell subtrate, e.g. walls, pillars
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133509Filters, e.g. light shielding masks
    • G02F1/133512Light shielding layers, e.g. black matrix
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133509Filters, e.g. light shielding masks
    • G02F1/133514Colour filters
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03FPHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F1/00Originals for photomechanical production of textured or patterned surfaces, e.g., masks, photo-masks, reticles; Mask blanks or pellicles therefor; Containers specially adapted therefor; Preparation thereof
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03FPHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F1/00Originals for photomechanical production of textured or patterned surfaces, e.g., masks, photo-masks, reticles; Mask blanks or pellicles therefor; Containers specially adapted therefor; Preparation thereof
    • G03F1/26Phase shift masks [PSM]; PSM blanks; Preparation thereof
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/133368Cells having two substrates with different characteristics, e.g. different thickness or material
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1339Gaskets; Spacers; Sealing of cells
    • G02F1/13396Spacers having different sizes
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/136Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
    • G02F1/1362Active matrix addressed cells
    • G02F1/136209Light shielding layers, e.g. black matrix, incorporated in the active matrix substrate, e.g. structurally associated with the switching element

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)

Abstract

The invention discloses a display panel, a display device and a photomask for manufacturing the display panel and the display device; the display panel comprises a first substrate and a second substrate, wherein the second substrate is arranged opposite to the first substrate; a liquid crystal layer formed between the first substrate and the second substrate; a plurality of grooves provided on the first substrate, the grooves being formed recessed into a surface of the first substrate; a spacer formed on the first substrate and disposed between the first substrate and the second substrate; the spacer includes a primary spacer and a secondary spacer, the primary spacer having a greater height than the secondary spacer, the secondary spacer being located within the slot. Therefore, the auxiliary spacers are fixed in the grooves, so that the section difference between the auxiliary spacers and the main spacers is increased, the liquid crystal redundancy of the liquid crystal box is increased, and the phenomenon that the brightness of the gravity display is uneven in the liquid crystal box due to temperature change can be improved.

Description

A kind of display panel, display device and its production light shield
Technical field
The present invention relates to field of display technology more particularly to a kind of display panels, display device and its production light shield.
Background technique
The box thickness of liquid crystal display (Liquid Crystal Display, TFT-LCD) is determined by injecting amount of liquid crystal therein Fixed, liquid crystal volume will receive ambient temperature effect.When high temperature causes liquid crystal volume to increase, liquid crystal cell is easy to appear gravity and shows Device brightness irregularities (Mura);When low temperature causes liquid crystal volume to be shunk, bubbles of vacuum (Bubble) is easy to appear in liquid crystal cell. In liquid crystal cell, there are two types of light sensitive spacer (Photo Spacer, PS), and one is the masters for maintaining liquid crystal cell thickness under normal circumstances Light sensitive spacer (Main-PS), another kind are to receive the auxiliary light sensitive spacer (Sub- just to play a supporting role when external force squeezes PS)。
The liquid crystal redundancy of liquid crystal cell is small, causes when temperature change liquid crystal cell to be easy to appear gravity display brightness uneven.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of improvement to cause liquid crystal cell to be easy to appear because of temperature change The non-uniform display panel of gravity display brightness, display device and its production light shield.
To achieve the above object, the present invention provides a kind of display panel, including first substrate and the second substrate, described Two substrates are oppositely arranged with the first substrate;Liquid crystal layer is formed between the first substrate and the second substrate;It is multiple Slot, on the first substrate, the slot is that the surface of the recessed first substrate is formed for setting;Spacer is formed in described first On substrate, it is arranged between the first substrate and the second substrate;The spacer includes primary divider and auxiliary spacer, The primary divider height is greater than auxiliary spacer, and the auxiliary spacer is located in the slot.
Optionally, the first substrate includes black-matrix layer, and the slot is located in the black-matrix layer.
Optionally, the first substrate includes photoresist layer, and the slot is located on the photoresist layer.
Optionally, the first substrate includes black-matrix layer, and the black-matrix layer is equipped with photoresist layer, and the slot is set In the black-matrix layer and photoresist layer overlapping region.
The invention also discloses a kind of for making the light shield of as above any described display panel, comprising: transparent area and Shading region, the shading region and transparent area evacuation are arranged;The shading region includes the first shading region and the second shading region, institute State the position that the first shading region corresponds to the slot;The light transmittance of first shading region is greater than the light transmission of second shading region Rate.
Optionally, first shading region is made of the exposure mask of partial light permeability.
Optionally, first shading region is made of the metal layer of hollow out.
Optionally, the metal layer shape of the hollow out is strip or netted.
Optionally, the width of each hollow out in the metal layer of the hollow out is and to be less than or wait more than or equal to 1 micron In 3 microns.
The invention also discloses a kind of display devices, including as above any display panel.
Relative to improving for the scheme that thickness of liquid crystal box is affected by temperature, the application is that will affect liquid in view of spacer After brilliant box, and primary divider maintains liquid crystal cell thick, and when external force squeezes, auxiliary spacer can also play a supporting role, so, in order to Increase the liquid crystal redundancy of liquid crystal cell, it can be by increasing the segment difference between main and auxiliary spacer;Therefore, this case is in auxiliary spacer Slot is set under position, spacer auxiliary in this way is fixed in slot, so that just will increase relative to the segment difference between primary divider, from And the liquid crystal redundancy of liquid crystal cell is increased, can improve causes liquid crystal cell to be easy to appear gravity display brightness because of temperature change Non-uniform phenomenon.
Detailed description of the invention
Included attached drawing is used to provide that a further understanding of the embodiments of the present application, and which constitute one of specification Point, for illustrating presently filed embodiment, and with verbal description come together to illustrate the principle of the application.Under it should be evident that Attached drawing in the description of face is only some embodiments of the present application, for those of ordinary skill in the art, is not paying wound Under the premise of the property made is laborious, it is also possible to obtain other drawings based on these drawings.In the accompanying drawings:
Fig. 1 is the schematic diagram that the liquid crystal cell of the display panel of one of embodiment of the invention is overlooked;
Fig. 2 is the schematic diagram of the section view of A-A in Fig. 1 of one of embodiment of the invention;
Fig. 3 is the schematic diagram of one of embodiment of the invention being recessed by light shield manufacture;
Fig. 4 is that the recess of one of embodiment of the invention is located at the schematic diagram on photoresist layer and black-matrix layer;
Fig. 5 is the schematic diagram of the strip metal light shield layer of one of embodiment of the invention;
Fig. 6 is the schematic diagram of the net metal light shield layer of one of embodiment of the invention.
Wherein, 100, display panel;110, first substrate;120, the second substrate;130, liquid crystal layer;140, slot;141, One slot;142, the second slot;150, spacer;111, black-matrix layer;112, liquid crystal cell;113, photoresist layer;114, red photoresist Layer;115, green photoresist layer;116, blue light resistance layer;151, primary divider;152, auxiliary spacer;200, light shield;210, light transmission Area;220, shading region;221, the first shading region;222, the second shading region;223, the exposure mask of partial light permeability;224, hollow out metal Layer;230, strip;231, netted;232, hollow out gap.
Specific embodiment
It is to be appreciated that term used herein above, disclosed specific structure and function details, it is only for description Specific embodiment is representative, but the application can be implemented by many alternative forms, be not construed as only It is limited to the embodiments set forth herein.
In the description of the present application, term " first ", " second " are used for description purposes only, and it is opposite to should not be understood as instruction Importance, or implicitly indicate the quantity of indicated technical characteristic.As a result, unless otherwise indicated, " first ", " are defined Two " feature can explicitly or implicitly include one or more of the features;The meaning of " plurality " is two or two More than.Term " includes " and its any deformation, mean and non-exclusive include, it is understood that there may be or addition is one or more that other are special Sign, integer, step, operation, unit, component and/or combination thereof.
In addition, "center", " transverse direction ", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", The term of the orientation or positional relationship of the instructions such as "outside" is that orientation or relative positional relationship based on the figure describe, only Be that the application simplifies description for ease of description, rather than indicate signified device or element must have a particular orientation, It is constructed and operated in a specific orientation, therefore should not be understood as the limitation to the application.
Furthermore unless specifically defined or limited otherwise, term " installation ", " connected ", " connection " shall be understood in a broad sense, example Such as it may be fixed connection or may be dismantle connection, or integral connection;It can be mechanical connection, be also possible to be electrically connected It connects;It can be directly connected, it can also indirectly connected through an intermediary or the connection inside two elements.For ability For the those of ordinary skill in domain, the concrete meaning of above-mentioned term in this application can be understood as the case may be.
As shown in Fig. 2, there are two types of spacers in liquid crystal cell: one is between the master for maintaining liquid crystal cell thickness under normal circumstances Parting, another kind are to receive the auxiliary spacer just played a supporting role when external force squeezes.When environment temperature rises, primary divider is risen Supporting role;When the temperature drops, liquid crystal volume is shunk, primary divider is further compressed, and auxiliary spacer also starts contact simultaneously at this time And generate support force.
Below with reference to the accompanying drawings the invention will be further described with optional embodiment.
As shown in Figures 1 to 4, the embodiment of the present invention discloses a kind of display panel 100, including first substrate 110 and Two substrates 120, the second substrate 120 are correspondingly arranged with first substrate 110;Liquid crystal layer 130 is formed in first substrate 110 and second Between substrate 120;Multiple slots 140 are arranged on first substrate 110, and slot 140 is that the surface of recessed first substrate 110 is formed;Between Parting 150 is formed on first substrate 110, is arranged between first substrate 110 and the second substrate 120;Spacer 150 includes Primary divider 151 and auxiliary spacer 152,151 height of primary divider are greater than auxiliary spacer 152, and auxiliary spacer 152 is located at slot 140 It is interior.
In the present solution, in view of spacer 150 is after will affect liquid crystal cell 112, and primary divider 151 maintains liquid crystal cell 112 is thick, and when external force squeezes, auxiliary spacer 152 can also play a supporting role, so, in order to which the liquid crystal for increasing liquid crystal cell 112 is superfluous It is remaining, it can be by increasing the segment difference between main and auxiliary spacer;Therefore, this case is under the position of auxiliary spacer 152, slot 140, this The auxiliary spacer 152 of sample is fixed in slot 140, so that just will increase relative to the segment difference between primary divider 151, to increase The liquid crystal redundancy of liquid crystal cell 112, can improve causes liquid crystal cell 112 to be easy to appear gravity display brightness because of temperature change Non-uniform phenomenon.
The present embodiment is optional, and first substrate 110 includes black-matrix layer 111, and slot 140 is located in black-matrix layer 111. Here black-matrix layer 111 can be substituted with different photoresist layers by stacked system.
In the present solution, auxiliary spacer 152 is arranged in slot 140, because of black by slot 140 in black-matrix layer 111 The manufacture craft of matrix layer 111 facilitates control, so simple, at low cost, the master not changed relative to height of slot 140 in this way The height of spacer 151, auxiliary spacer 152 reduces, so that the segment difference between main and auxiliary spacer 152 increases.
The present embodiment is optional, and first substrate 110 includes photoresist layer 113, and photoresist layer 113 includes red photoresist layer 114, green Coloured light resistance layer 115 and blue light resistance layer 116, slot 140 are located on red photoresist layer 114 and green photoresist layer 115.
In the present solution, slot 140 is located on the corresponding photoresist layer 113 of auxiliary spacer 152, the auxiliary setting of spacer 152 is made to exist In slot 140, and corresponding 113 slotless 140 of photoresist layer of primary divider 151, the height of spacer 152 auxiliary in this way reduce, master space 151 height of object is constant, so that the segment difference between main and auxiliary spacer increases.
The present embodiment is optional, and first substrate 110 includes black-matrix layer 111, and black-matrix layer 111 is equipped with photoresist layer 113, slot 140 is located at 113 overlapping region of black-matrix layer 111 and photoresist layer.
In the present solution, in view of spacer 150 is arranged on the photoresist layer 113 of first substrate 110, and photoresist layer 113 is set Set in black-matrix layer 111, as long as then auxiliary 152 corresponding position of spacer 113 weight of black-matrix layer 111 and photoresist layer Folded region, is arranged slot 140, and the height of spacer 152 auxiliary in this way will reduce, and the position height of primary divider 151 is unchanged, Difference in height between so main and auxiliary spacer is just as to increase, so that liquid crystal redundancy increases.
As shown in figure 3, a kind of display panel, including first substrate 110 and the second substrate is also disclosed in the embodiment of the present invention 120, the second substrate 120 is oppositely arranged with first substrate 110;Liquid crystal layer 130 is formed in first substrate 110 and the second substrate 120 Between;Multiple slots 140 are arranged on first substrate 110, and slot 140 is that the surface of recessed first substrate 110 is formed;Spacer 150, it is formed on first substrate 110, is arranged between first substrate 110 and the second substrate 120;Between spacer 150 includes main Parting 151 and auxiliary spacer 152,151 height of primary divider are greater than auxiliary spacer 152, and auxiliary spacer 152 is located in slot 140;
First substrate 110 includes black-matrix layer 111 and photoresist layer 113, and photoresist layer 113 is located in black-matrix layer 111, Slot 140 includes the first slot 141 and the second slot 142, and the first slot 141 is located on photoresist layer 113, and the second slot 142 is located at black matrix" On layer 111,141 outer surface of the first slot is bonded with 142 inner surface of the second slot;
Auxiliary spacer 152 is located in the first slot 141, and primary divider 151 is located on the photoresist layer 113 of slotless 140.
In this case, it is contemplated that spacer 150 is after will affect liquid crystal cell 112, and primary divider 151 maintains liquid crystal cell 112 Thickness, when external force squeezes, auxiliary spacer 152 can also play a supporting role, so, in order to increase the liquid crystal redundancy of liquid crystal cell 112, It can be by increasing the segment difference between main and auxiliary spacer;Therefore, this case is under the position of auxiliary spacer 152, and slot 140 is auxiliary in this way Spacer 152 is fixed in slot 140, so that just will increase relative to the segment difference between primary divider 151, to increase liquid The liquid crystal redundancy of brilliant box 112, can improve causes liquid crystal cell 112 to be easy to appear gravity display brightness unevenness because of temperature change Even phenomenon;Because spacer 150 is located on photoresist layer 113, photoresist layer 113 is located in black-matrix layer 111, as long as so auxiliary Slot 140, spacer 152 auxiliary in this way are set on the photoresist layer 113 and black-matrix layer 111 at the corresponding position of spacer 152 In slot 140, being equivalent to height is reduced, and 151 height of primary divider is constant, the segment difference between spacer main and auxiliary in this way Increase, increases the liquid crystal redundancy of liquid crystal cell 112, can improve causes liquid crystal cell 112 to be easy to appear gravity because of temperature change Display brightness non-uniform phenomenon.
As shown in Figures 3 to 6, it as another embodiment of the present invention, discloses a kind of as above any described for making Display panel 100 light shield 200, including transparent area 210 and shading region 220, shading region 220 and the evacuation of transparent area 210 be arranged, The light transmittance of transparent area 210 is very;Shading region 220 includes the first shading region 221 and the second shading region 222, the first shading The position of 221 corresponding groove 140 of area;The light transmittance of first shading region 221 is greater than the light transmittance of the second shading region 222, and second hides The light transmittance in light area 222 is zero.The application is for the film layer of 110 side of first substrate, and using negativity photoresist, when exposure receives The part of illumination remains, and the part for not receiving exposure is then etched removal.To the film layer light shield of 110 side of first substrate 200 use gray-tone mask (Graytone Mask) technology.
In the present solution, because 110 side of first substrate film layer using negativity photoresist and gray-tone mask technology, it is right Complete shading area is correspondingly arranged in the position for not needing to receive illumination;For need to expose but be not etched, it is correspondingly arranged Light area 210;And be etched for needs, it is correspondingly arranged semi-opaque region 210;Therefore, the first shading region 221 in this case is half Transparent area 210, corresponding groove 140 are arranged;Second shading region 222 is complete shading area, i.e., opaque;Transparent area 210 is completely thoroughly Light area 210, corresponding primary divider 151 are arranged;Auxiliary spacer 152 is arranged in slot 140 in this way, primary divider 151 is then arranged Relative to high position, so that the segment difference between main and auxiliary spacer increases, can improve leads to liquid crystal cell because of temperature change 112 are easy to appear gravity display brightness non-uniform phenomenon.
The present embodiment is optional, and the first shading region 221 is made of the exposure mask 223 of partial light permeability.
In the present solution, because the first shading region 221 is made of light-blocking and light transmission part, as long as then meeting the structure function Exposure mask can be achieved the first shading region 221 function, therefore, the first shading region of this case 221 using partial light permeability exposure mask 223 It is made.
The present embodiment is optional, and the first shading region 221 is made of hollow out metal layer 224.
In the present solution, because the first shading region 221 is partial light permeability area 210, need to have this complete light part and Complete light transmission part, therefore, first shading region 221 of this case are made of hollow out metal layer 224, and metal itself has complete screening Photosensitiveness needs to make hollow out on it only in this way for light transmission, can be used for corresponding in the film layer of 110 side of first substrate Make slot 140.
The present embodiment is optional, and 224 shape of hollow out metal layer is strip 230 or netted 231, is also possible to other shapes.
In the present solution, different slots 140 is usual because the shape of hollow out metal layer 224 is according to the requirement of slot 140 Corresponding different 224 shape of hollow out metal layer, therefore, the hollow out shape of hollow out metal layer 224 is strip 230 or netted 231, It can be other shapes, can correspond to and realize light transmission and light-blocking function.
The present embodiment is optional, the width of each hollow out in hollow out metal layer 224 be more than or equal to 1 micron, and it is small In or equal to 3 microns.
In the present solution, receiving to be retained when the part etching of exposure, how much influences of light exposure retain for negativity photoresist Get off the film thickness of part;232 width of hollow out gap directly determines the number of light exposure, compares in 1 micron of width technique below It is relatively difficult to realize, the light intensity that 3 microns or more of gap can receive is larger, it is difficult to realize biggish segment difference, therefore, this case hollow out Hollow out width in metal layer 224 is and to be less than or equal to 3 microns more than or equal to 1 micron, it is ensured that main and auxiliary spacer Between generate enough segment differences.
The present embodiment is optional, as shown in Fig. 4 to Fig. 5, for strip or netted hollow out metal layer 224, corresponds to Each hollow out shape be rectangle, rectangular width be less than or equal to length, rectangular width be more than or equal to 1 Micron, and it is less than or equal to 3 microns.
The present embodiment is optional, and metal layer is made of chromium (Cr);Also chromium oxide, molybdenum silicide, nitrogenous silication be can choose Zirconium or nitrogenous molybdenum silicide etc..
This programme kind, layers of chrome act predominantly on shielding light irradiation, it is opaque and not with etching gas generation directly react, It can satisfy the function of the first shading region 221, and environmental protection.
The present embodiment is optional, and slot 140 can be punched, and can not also punch, and recommendation is not punched, and otherwise influences the filter of color blocking The shade function of light function or black-matrix layer 111.
As shown in Figures 1 to 6, as another embodiment of the present invention, a kind of display device is disclosed, including as above any The display panel 100.
In the above-described embodiments, by taking liquid crystal display panel as an example, liquid crystal display panel includes array substrate and color membrane substrates (CF), array Substrate is oppositely arranged with color membrane substrates, and liquid crystal layer 130 and spacer 150 are equipped between array substrate and color membrane substrates.
Technical solution of the present invention can be widely applied to various liquid crystal display devices, as (full name is TN type display device Twisted Nematic, i.e. twisted nematic panel), IPS type display device (In-Plane Switching, plane conversion), VA type display device (Vertical Alignment, vertical orientation technology), MVA type display device (Multi-domain Vertical Alignment, more quadrant vertical orientation technologies), applicable above scheme.
The above content is specific optional embodiment is combined, further detailed description of the invention, cannot recognize Fixed specific implementation of the invention is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs, Without departing from the inventive concept of the premise, a number of simple deductions or replacements can also be made, all shall be regarded as belonging to the present invention Protection scope.

Claims (10)

1. a kind of display panel characterized by comprising
First substrate;
The second substrate is oppositely arranged with the first substrate;
Liquid crystal layer is formed between the first substrate and the second substrate;
Multiple slots, on the first substrate, the slot is that the surface of the recessed first substrate is formed for setting;
Spacer is formed on the first substrate, is arranged between the first substrate and the second substrate;
The spacer includes primary divider and auxiliary spacer, and the primary divider height is greater than auxiliary spacer, the auxiliary interval Level is in the slot.
2. a kind of display panel as described in claim 1, which is characterized in that the first substrate includes black-matrix layer, institute Slot is stated to be located in the black-matrix layer.
3. a kind of display panel as described in claim 1, which is characterized in that the first substrate includes photoresist layer, the slot It is located on the photoresist layer.
4. a kind of display panel as described in claim 1, which is characterized in that the first substrate includes black-matrix layer, institute Black-matrix layer is stated equipped with photoresist layer, the slot is located at the black-matrix layer and the photoresist layer overlapping region.
5. a kind of light shield for making such as claim 1-4 any one display panel characterized by comprising
Transparent area;
Shading region avoids with the transparent area and is arranged;
The shading region includes the first shading region and the second shading region, and first shading region corresponds to the position of the slot;
The light transmittance of first shading region is greater than the light transmittance of second shading region.
6. as claimed in claim 5 a kind of for making the light shield of display panel, which is characterized in that adopt first shading region It is made of the exposure mask of partial light permeability.
7. as claimed in claim 5 a kind of for making the light shield of display panel, which is characterized in that adopt first shading region It is made of the metal layer of hollow out.
8. as claimed in claim 7 a kind of for making the light shield of display panel, which is characterized in that the metal layer shape is Strip is netted.
9. as claimed in claim 7 a kind of for making the light shield of display panel, which is characterized in that every in the metal layer The width of a hollow out be more than or equal to 1 micron, and be less than or equal to 3 microns.
10. a kind of display device, which is characterized in that including the display panel as described in Claims 1-4 any one.
CN201811337203.4A 2018-11-12 2018-11-12 Display panel, display device and manufacturing photomask thereof Pending CN109407413A (en)

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Application publication date: 20190301